CN204392045U - A kind of winding of disc type iron core-free motor stator and disc type iron core-free motor - Google Patents
A kind of winding of disc type iron core-free motor stator and disc type iron core-free motor Download PDFInfo
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- CN204392045U CN204392045U CN201520076175.0U CN201520076175U CN204392045U CN 204392045 U CN204392045 U CN 204392045U CN 201520076175 U CN201520076175 U CN 201520076175U CN 204392045 U CN204392045 U CN 204392045U
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Abstract
The utility model relates to a kind of winding and disc type iron core-free motor of disc type iron core-free motor stator.It includes several coils closed, described coil circumferentially stagger angle laminate in the same way successively formed close loop configuration, coil includes more than a pair or a pair magnet for straightway and strafes limit and be connected to magnet and strafe outer end in limit and make coil form in closed ring structure, outer invalid edges, the magnet of each coil is strafed edge circumference arranged radially distribution and is formed anchor ring, and magnet all in winding is strafed limit and is positioned at same plane and highly consistent, in each coil, outer invalid edges respectively relatively each self-corresponding magnet is strafed limit and is bent projection up and down and arrange mutually to laminate simultaneously and form opposed magnet and to strafe on limit in lower convexity, outer superimposed portion.The utility model has that magnetic field utilance is high, to produce the motor volume made less, and the power of motor can the advantage such as careful design according to actual needs.
Description
Technical field
The utility model relates to a kind of motor, especially relates to a kind of winding and disc type iron core-free motor of disc type iron core-free motor stator.
Background technology
In the brushless coreless disc-type permanent magnet motor of three-phase, coil windings in motor stator at least needs 3 pairs of lead-out wires and is connected could normally works with external circuit, therefore, coil windings needs that the positive integer of 3 coil doubly is superimposed could be used, because each coil itself has certain thickness, especially when needing the power of motor larger, then need the coil of more number to carry out the coiling number of turns that is superimposed or increase single coil to realize, make the thickness of the coil windings be built up larger, thus make the volume of the stator produced larger, increase the volume of motor.Simultaneously, motor operationally, the two sides that rotor is arranged on stator are rotated, what can utilize during machine operation is the magnetic field that the straightway of each coil and epitrochanterian magnet steel corresponding part and magnet are strafed limit and produced, because each coil in coil windings and rotor normally be arranged in parallel, therefore, the magnetic field produced away from the coil of rotor can become more weak when arriving rotor, make the magnetic utilance of motor lower, the Motor torque produced is little, and there are differences due to the distance between each coil in coil windings and the rotor of both sides, technical staff is difficult to the actual power demand size accurately designing motor.Also have, due to the loop configuration that the single coil being built up coil windings is all plane, namely to strafe limit equal for inside and outside invalid edges and the magnet of coil, therefore the coil windings be built up is after being injection molded into stator, the outer edge portion of coil windings cannot coordinate with the inside and outside convex shape of stator, makes the structural strength of the stator be injection molded into poor.
Summary of the invention
The magnet that the utility model provides a kind of each coil is strafed limit and is positioned at same plane and the stator winding structure of highly consistent brushless coreless disc-type permanent magnet motor, make the motor volume produced less, the utilance in magnetic field is high, and the power of motor can careful design according to actual needs; Solve the brushless coreless disc-type permanent magnet motor volume existed in prior art utilance power that is low and motor that is comparatively large, magnetic field and be difficult to the technical problem of careful design etc.
The inside and outside invalid edges that the utility model additionally provides a kind of each coil simultaneously respectively relatively each self-corresponding magnet strafes the stator winding structure that limit bends the brushless coreless disc-type permanent magnet motor be simultaneously superimposed with each other up and down, formation opposed magnet is strafed the inside and outside superimposed portion of lower convexity on limit and is coordinated with the inside and outside convex shape of stator, solves the technical problem of the stator structure intensity difference of the brushless coreless disc-type permanent magnet motor existed in prior art.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: a kind of winding of disc type iron core-free motor stator, include the coil that several are closed, it is characterized in that: described coil circumferentially stagger angle laminate in the same way successively formed close loop configuration, coil includes more than a pair or a pair magnet for straightway and strafes limit and be connected to magnet and strafe outer end in limit and make coil form in closed ring structure, outer invalid edges, the magnet of each coil is strafed edge circumference arranged radially distribution and is formed anchor ring, and magnet all in winding is strafed limit and is positioned at same plane and highly consistent, in each coil, outer invalid edges respectively relatively each self-corresponding magnet is strafed limit and is bent projection up and down and arrange mutually to laminate simultaneously and form opposed magnet and to strafe on limit in lower convexity, outer superimposed portion.By magnet all in winding being strafed limit and is arranged to be positioned at same plane and highly consistent, in winding, magnet is strafed limit and is equivalent to only have a Rotating fields, the magnet of each coil is strafed edge circumference arranged radially distribution and is formed anchor ring, therefore, when using with rotor engagement, often pair of magnet in winding strafe limit produce arrival both sides, magnetic field rotor time intensity be identical, realize magnet magnet strafe limit strafe area maximize, thus make the electromagnetic field utilance of the tankful rate of coil and generation higher, substantially increase the efficiency of motor, decrease the caloric value of motor stator, the useful life of the motor of further raising, the inside and outside invalid edges of each coil respectively relatively each self-corresponding magnet is strafed limit and is bent up and down to arrange mutually to laminate simultaneously and form the inside and outside superimposed portion that opposed magnet strafes lower convexity on limit, therefore, the winding construction formed is fitted mutually with the structure of stator, inside and outside superimposed portion is as the forming skeleton of stator inside and outside, and the stator of injection moulding or form has good intensity, each magnet in the utility model is strafed limit and to be in same plane and highly consistent, the height in inside and outside superimposed portion is also far smaller than existing multiple coil and puts down folded thickness, therefore, the thickness of the stator utilizing the utility model to produce reduces greatly, can realize batch production and the application of powerful brushless coreless disc-type permanent magnet motor, simultaneously, the relatively each self-corresponding magnet of outer invalid edges due to each coil is strafed after limit bends up and down and is laminated the outer superimposed portion of formation, therefore, the external diameter laminating the winding of formation reduces further, be conducive to reducing the volume of stator and the corresponding motor utilizing it to make, the relatively each self-corresponding magnet of interior invalid edges of each coil is strafed after limit bends up and down and is laminated superimposed portion in formation, increase the internal diameter of winding, greater room is left to the endoporus of motor stator, add the main axe intensity be located in stator inner hole, strengthen the stability of rotor.
As preferably, angle superimposed between two adjacent coils is that on coil, every pair of magnet strafes 1/3 of limit self angle.Therefore, the angle that adjacent magnets between two in winding strafes limit formation is identical, each magnet strafe Bian Qi arrangement formed anchor ring in be radially uniformly distributed, the angle that each magnet is strafed between limit is identical, ensure that the consistency of integral greatly, the area of strafing that magnet strafes limit maximizes, thus makes the electromagnetic field utilance of the tankful rate of winding and generation higher, makes the power of motor can careful design according to actual needs.
As preferably, the outer invalid edges of described coil includes opposed magnet respectively and strafes the exterior protrusion of lower convexity on limit and outer lower concave part, and the interior invalid edges of described coil includes opposed magnet respectively and strafes the internal projection portion of lower convexity on limit and interior lower concave part.Outside invalid edges is arranged opposed magnet respectively and strafe the exterior protrusion of lower convexity on limit and outer lower concave part, when coil is superimposed, the exterior protrusion of a rear coil is laminated on the outer lower concave part of previous coil, make the magnet of two coils strafe limit and remain on sustained height, whole winding is formed by stacking in this way successively, convenient formation, time superimposed each coil outer invalid edges between not easily distortion entanglement, superimposed effective.The outer invalid edges that the interior invalid edges of coil includes the internal projection portion and interior lower concave part and coil that opposed magnet respectively strafes lower convexity on limit is arranged in like manner.
As preferably, described exterior protrusion and outer lower concave part are circular arc and both are in being smoothly connected, and internal projection portion and interior lower concave part are circular arc and both are in being smoothly connected.Be conducive to the compressing of winding, improve the qualification rate in production.
As preferably, described exterior protrusion and outer lower concave part to be strafed between limit in radian to equal distribution at two magnet of correspondence, and the angular bisector that exterior protrusion and outer lower concave part strafe limit along two corresponding magnet becomes axial symmetry to distribute.Mutually laminating between the outer invalid edges being conducive to each coil, improves the precision of product.
As preferably, described internal projection portion and interior lower concave part to be strafed between limit in radian to equal distribution at two magnet of correspondence, and the angular bisector that internal projection portion and interior lower concave part strafe limit along two corresponding magnet becomes axial symmetry to distribute.With the setting of outer invalid edges in like manner, mutually laminating between the interior invalid edges being conducive to each coil, improves the precision of product.
As preferably, the angle that described outer invalid edges opposed magnet strafes spring folding is 90 °.Make shaping winding external diameter minimum, reduce the volume of Stator and electrical machine.
As preferably, the angle that described interior invalid edges opposed magnet strafes spring folding is 90 °.Make shaping winding inner diameter maximum, improve stator main axe intensity.
As preferably, the height in described inside and outside superimposed portion is more than three times or three times that magnet strafes limit thickness respectively.Owing to the outer invalid edges of each coil laminating the outer invalid edges of two coils, therefore, in order to damage by pressure when ensureing that the outer invalid edges of each coil is not laminated, more than three times or three times that the height in outer superimposed portion is set to that magnet strafes limit thickness are needed; In like manner, the height in interior superimposed portion more than three times or three times of being set to that magnet strafes thickness.
A kind of disc type iron core-free motor, include stators and rotators, stator includes stator winding, it is characterized in that: described stator winding is the winding of the disc type iron core-free motor stator described in any one of claim 1 to 9.Because above-mentioned winding has above-mentioned technique effect, the disc type iron core-free motor with this winding also has identical technique effect.
Therefore, the utility model has following characteristics compared to existing technology: 1. magnet all in winding is strafed limit and be arranged to be positioned at same plane and highly consistent, the magnet of each coil is strafed edge circumference arranged radially distribution and is formed anchor ring, realize magnet magnet strafe limit strafe area maximize, the tankful rate of coil and the electromagnetic field utilance of generation higher; 2. the inside and outside invalid edges of each coil respectively relatively each self-corresponding magnet strafe limit and bend up and down to arrange mutually to laminate simultaneously and form the inside and outside superimposed portion that opposed magnet strafes lower convexity on limit, inside and outside superimposed portion is as the forming skeleton of stator inside and outside, and the stator of injection moulding or form has good intensity; 3. the relatively each self-corresponding magnet of the outer invalid edges of each coil is strafed after limit bends up and down and is laminated the outer superimposed portion of formation, the external diameter laminating the winding of formation reduces further, the small volume of the stator utilizing it to make and corresponding motor, the relatively each self-corresponding magnet of interior invalid edges of each coil is strafed after limit bends up and down and is laminated superimposed portion in formation, increase the internal diameter of winding, leave greater room to the endoporus of motor stator, add the main axe intensity be located in stator inner hole.
Accompanying drawing explanation
Accompanying drawing 1 is a kind of structural representation of the present utility model;
Accompanying drawing 2 is front views of the present utility model;
Accompanying drawing 3 is structural representations of coil of the present utility model;
Accompanying drawing 4 is structural representations of another coil of the present utility model.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: see Fig. 1, Fig. 2, Fig. 3, a kind of winding of disc type iron core-free motor stator, include 12 closed coils 1, coil 1 circumferentially stagger angle laminate in the same way successively formed close loop configuration, certainly, for the disc type iron core-free motor of 3 phases, the number of coil must be 3N, wherein N is positive integer, so the number of coil can need to set arbitrarily under above-mentioned prerequisite according to actual power.Coil includes a pair magnet for straightway and strafes limit 2 and be connected to magnet and strafe outer end in limit 2 and make coil form interior invalid edges 12 and the outer invalid edges 11 of closed ring structure, certainly, also can adopt have two to or more the magnet coil of strafing limit laminate, such as, as shown in Figure 4 there is the coil that 4 pairs of magnet strafe limit.The magnet of each coil 1 strafes limit 2 circumferentially arranged radially distribution formation anchor ring, and magnet all in winding is strafed limit 2 and is positioned at same plane and highly consistent, the interior invalid edges 12 of each coil 1 and outer invalid edges 11 respectively relative each self-corresponding magnet strafe limit about 2 bend protruding arrange mutually to laminate simultaneously form opposed magnet and strafe the interior superimposed portion 4 of lower convexity on limit and outer superimposed portion 3.By magnet all in winding being strafed limit and is arranged to be positioned at same plane and highly consistent, in winding, magnet is strafed limit and is equivalent to only have a Rotating fields, the magnet of each coil is strafed edge circumference arranged radially distribution and is formed anchor ring, therefore, when using with rotor engagement, often pair of magnet in winding strafe limit produce arrival both sides, magnetic field rotor time intensity be identical, realize magnet magnet strafe limit strafe area maximize, thus make the electromagnetic field utilance of the tankful rate of coil and generation higher, substantially increase the efficiency of motor, decrease the caloric value of motor stator, the useful life of the motor of further raising, the inside and outside invalid edges of each coil respectively relatively each self-corresponding magnet is strafed limit and is bent up and down to arrange mutually to laminate simultaneously and form the inside and outside superimposed portion that opposed magnet strafes lower convexity on limit, therefore, the winding construction formed is fitted mutually with the structure of stator, inside and outside superimposed portion is as the forming skeleton of stator inside and outside, and the stator of injection moulding or form has good intensity, each magnet in the utility model is strafed limit and to be in same plane and highly consistent, the height in inside and outside superimposed portion is also far smaller than existing multiple coil and puts down folded thickness, therefore, the thickness of the stator utilizing the utility model to produce reduces greatly, can realize batch production and the application of powerful brushless coreless disc-type permanent magnet motor, simultaneously, the relatively each self-corresponding magnet of outer invalid edges due to each coil is strafed after limit bends up and down and is laminated the outer superimposed portion of formation, therefore, the external diameter laminating the winding of formation reduces further, be conducive to reducing the volume of stator and the corresponding motor utilizing it to make, the relatively each self-corresponding magnet of interior invalid edges of each coil is strafed after limit bends up and down and is laminated superimposed portion in formation, increase the internal diameter of winding, greater room is left to the endoporus of motor stator, add the main axe intensity be located in stator inner hole, strengthen the stability of rotor.
See Fig. 2, between two adjacent coils 1, superimposed angle is that on coil 1, every pair of magnet strafes 1/3 of self angle of limit 2.Therefore, the angle that adjacent magnets between two in winding strafes limit formation is identical, each magnet strafe Bian Qi arrangement formed anchor ring in be radially uniformly distributed, the angle that each magnet is strafed between limit is identical, ensure that the consistency of integral greatly, the area of strafing that magnet strafes limit maximizes, thus makes the electromagnetic field utilance of the tankful rate of winding and generation higher, makes the power of motor can careful design according to actual needs.
See Fig. 3, the outer invalid edges 11 of coil 1 includes exterior protrusion 111 and outer lower concave part 112 that opposed magnet respectively strafes lower convexity on limit 2, and the interior invalid edges 12 of coil 1 includes internal projection portion 121 and interior lower concave part 122 that opposed magnet respectively strafes lower convexity on limit 2.Outside invalid edges is arranged opposed magnet respectively and strafe the exterior protrusion of lower convexity on limit and outer lower concave part, when coil is superimposed, the exterior protrusion of a rear coil is laminated on the outer lower concave part of previous coil, make the magnet of two coils strafe limit and remain on sustained height, whole winding is formed by stacking in this way successively, convenient formation, time superimposed each coil outer invalid edges between not easily distortion entanglement, superimposed effective.The outer invalid edges that the interior invalid edges of coil includes the internal projection portion and interior lower concave part and coil that opposed magnet respectively strafes lower convexity on limit is arranged in like manner.
See Fig. 3, exterior protrusion 111 and outer lower concave part 112 are circular arc and both are in being smoothly connected, and internal projection portion 121 and interior lower concave part 122 are circular arc and both are in being smoothly connected.Be conducive to the compressing of winding, improve the qualification rate in production.Exterior protrusion 111 and outer lower concave part 112 to be strafed between limit 2 in radian to equal distribution at two magnet of correspondence, and the angular bisector that exterior protrusion 111 and outer lower concave part 112 strafe limit 2 along two magnet of correspondence becomes axial symmetry to distribute.Mutually laminating between the outer invalid edges being conducive to each coil, improves the precision of product.Internal projection portion 121 and interior lower concave part 122 to be strafed between limit 2 in radian to equal distribution at two magnet of correspondence, and the angular bisector that internal projection portion 121 and interior lower concave part 122 strafe limit 2 along two magnet of correspondence becomes axial symmetry to distribute.With the setting of outer invalid edges in like manner, mutually laminating between the interior invalid edges being conducive to each coil, improves the precision of product.
See Fig. 1, Fig. 3, the angle that outer invalid edges 11 opposed magnet strafes limit 2 bending is 90 °.Make shaping winding external diameter minimum, reduce the volume of Stator and electrical machine.The angle that interior invalid edges opposed magnet strafes limit 2 bending is 90 °.Make shaping winding inner diameter maximum, improve stator main axe intensity.Outer superimposed portion 3 is identical with the height in interior superimposed portion 4, and the height in outer superimposed portion 3 is magnet strafes three times of limit 2 thickness.Owing to the outer invalid edges of each coil laminating the outer invalid edges of two coils, therefore, in order to damage by pressure when ensureing that the outer invalid edges of each coil is not laminated, needs are set to the height in outer superimposed portion three times that magnet strafes limit thickness, certainly, in order to damage by pressure when ensureing that the outer invalid edges of each coil is not laminated, also the height in outer superimposed portion can be set to be greater than three times of thickness that magnet strafes limit; In like manner, the height in interior superimposed portion 4 more than three times or three times of being set to that magnet strafes thickness.
A kind of disc type iron core-free motor, include stators and rotators, stator includes stator winding, and stator winding is the winding of disc type iron core-free motor stator mentioned above.All the other structures please refer to prior art, repeat no more herein.
It is apparent to one skilled in the art that the utility model can change into various ways, such change do not think depart from scope of the present utility model.All like this to the apparent amendment of described those skilled in the art by be included in this claim scope within.
Claims (10)
1. the winding of a disc type iron core-free motor stator, include the coil that several are closed, it is characterized in that: described coil circumferentially stagger angle laminate in the same way successively formed close loop configuration, coil includes more than a pair or a pair magnet for straightway and strafes limit and be connected to magnet and strafe outer end in limit and make coil form in closed ring structure, outer invalid edges, the magnet of each coil is strafed edge circumference arranged radially distribution and is formed anchor ring, and magnet all in winding is strafed limit and is positioned at same plane and highly consistent, in each coil, outer invalid edges respectively relatively each self-corresponding magnet is strafed limit and is bent projection up and down and arrange mutually to laminate simultaneously and form opposed magnet and to strafe on limit in lower convexity, outer superimposed portion.
2. the winding of disc type iron core-free motor stator according to claim 1, is characterized in that: angle superimposed between two adjacent coils is that on coil, every pair of magnet strafes 1/3 of limit self angle.
3. the winding of disc type iron core-free motor stator according to claim 1 and 2, it is characterized in that: the outer invalid edges of described coil includes opposed magnet respectively and strafes the exterior protrusion of lower convexity on limit and outer lower concave part, the interior invalid edges of described coil includes opposed magnet respectively and strafes the internal projection portion of lower convexity on limit and interior lower concave part.
4. the winding of disc type iron core-free motor stator according to claim 3, is characterized in that: described exterior protrusion and outer lower concave part are circular arc and both are in being smoothly connected, and internal projection portion and interior lower concave part are circular arc and both are in being smoothly connected.
5. the winding of disc type iron core-free motor stator according to claim 4, it is characterized in that: described exterior protrusion and outer lower concave part to be strafed between limit in radian to equal distribution at two magnet of correspondence, and the angular bisector that exterior protrusion and outer lower concave part strafe limit along two corresponding magnet becomes axial symmetry to distribute.
6. the winding of disc type iron core-free motor stator according to claim 4, it is characterized in that: described internal projection portion and interior lower concave part to be strafed between limit in radian to equal distribution at two magnet of correspondence, and the angular bisector that internal projection portion and interior lower concave part strafe limit along two corresponding magnet becomes axial symmetry to distribute.
7. the winding of disc type iron core-free motor stator according to claim 3, is characterized in that: the angle that described outer invalid edges opposed magnet strafes spring folding is 90 °.
8. the winding of disc type iron core-free motor stator according to claim 3, is characterized in that: the angle that described interior invalid edges opposed magnet strafes spring folding is 90 °.
9. the winding of disc type iron core-free motor stator according to claim 1, is characterized in that: the height in described inside and outside superimposed portion is more than three times or three times that magnet strafes limit thickness respectively.
10. a disc type iron core-free motor, includes stators and rotators, and stator includes stator winding, it is characterized in that: described stator winding is the winding of the disc type iron core-free motor stator described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520076175.0U CN204392045U (en) | 2015-02-03 | 2015-02-03 | A kind of winding of disc type iron core-free motor stator and disc type iron core-free motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520076175.0U CN204392045U (en) | 2015-02-03 | 2015-02-03 | A kind of winding of disc type iron core-free motor stator and disc type iron core-free motor |
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| CN204392045U true CN204392045U (en) | 2015-06-10 |
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| CN201520076175.0U Expired - Fee Related CN204392045U (en) | 2015-02-03 | 2015-02-03 | A kind of winding of disc type iron core-free motor stator and disc type iron core-free motor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108242860A (en) * | 2016-12-27 | 2018-07-03 | 维尔纳（福建）电机有限公司 | A kind of stator without iron core and motor |
| CN108243524A (en) * | 2016-12-26 | 2018-07-03 | 佛山市顺德区美的电热电器制造有限公司 | Coil panel component and electromagnetic cooking appliance |
| GB2580916A (en) * | 2019-01-29 | 2020-08-05 | Saietta Group Ltd | Axial flux electrical machine |
| CN114080256A (en) * | 2019-07-26 | 2022-02-22 | 株式会社日立制作所 | Scanning electromagnet and particle beam therapy system |
-
2015
- 2015-02-03 CN CN201520076175.0U patent/CN204392045U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108243524A (en) * | 2016-12-26 | 2018-07-03 | 佛山市顺德区美的电热电器制造有限公司 | Coil panel component and electromagnetic cooking appliance |
| CN108242860A (en) * | 2016-12-27 | 2018-07-03 | 维尔纳（福建）电机有限公司 | A kind of stator without iron core and motor |
| GB2580916A (en) * | 2019-01-29 | 2020-08-05 | Saietta Group Ltd | Axial flux electrical machine |
| GB2580916B (en) * | 2019-01-29 | 2021-09-29 | Saietta Group PLC | Axial flux electrical machine |
| CN114080256A (en) * | 2019-07-26 | 2022-02-22 | 株式会社日立制作所 | Scanning electromagnet and particle beam therapy system |
| CN114080256B (en) * | 2019-07-26 | 2023-11-03 | 株式会社日立制作所 | Scanning electromagnet and particle beam therapy system |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20220203 |
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| CF01 | Termination of patent right due to non-payment of annual fee |